25970405

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{1223}}^1$

素因数の和:1396

約数の個数: 16

約数和(自身を含む): 32431104

約数和(自身を除く): 6460699

約数列:

[1, 5, 31, 137, 155, 685, 1223, 4247, 6115, 21235, 37913, 167551, 189565, 837755, 5194081, 25970405]

約数ペア:

[(1, 25970405), (5, 5194081), (31, 837755), (137, 189565), (155, 167551), (685, 37913), (1223, 21235), (4247, 6115)]